ContainerImage.Pinniped/internal/config/supervisor/config.go

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// Copyright 2020 the Pinniped contributors. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
// Package supervisor contains functionality to load/store Config's from/to
// some source.
package supervisor
import (
"fmt"
"io/ioutil"
"sigs.k8s.io/yaml"
)
// FromPath loads an Config from a provided local file path, inserts any
// defaults (from the Config documentation), and verifies that the config is
// valid (Config documentation).
func FromPath(path string) (*Config, error) {
data, err := ioutil.ReadFile(path)
if err != nil {
return nil, fmt.Errorf("read file: %w", err)
}
var config Config
if err := yaml.Unmarshal(data, &config); err != nil {
return nil, fmt.Errorf("decode yaml: %w", err)
}
if config.Labels == nil {
config.Labels = make(map[string]string)
}
return &config, nil
}